33149980

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{20981}}^1$

素因数の和:21069

約数の個数: 24

約数和(自身を含む): 70499520

約数和(自身を除く): 37349540

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 20981, 41962, 83924, 104905, 209810, 419620, 1657499, 3314998, 6629996, 8287495, 16574990, 33149980]

約数ペア:

[(1, 33149980), (2, 16574990), (4, 8287495), (5, 6629996), (10, 3314998), (20, 1657499), (79, 419620), (158, 209810), (316, 104905), (395, 83924), (790, 41962), (1580, 20981)]